inertial-navition

duffing方程非线性系统的分析，matlab代码，包括其李雅普诺夫指数求解，相图，混沌等分析，值得学习(duffing equation analysis of nonlinear systems, including its Lyapunov exponent solving the phase diagram, chaos analysis, it is worth learning)

OPQSK调制信号的载波相位/频率以及时间同步算法的实现与验证，很有使用价值(OPQSK modulated signal carrier phase/frequency and time synchronization algorithm and validation, very valuable)

FCM算法。使用Matlab编写。可用于数据聚类，图像分割，统计分析等各种机器学习领域。(FCM algorithm. Write with matlab. It can be used in data clustering, image segmentation, statistical analysis and other machine learning fields.)

说明：  用于从图像中提取不同大小的块，采样可选为重叠，不重叠和随机，以及由块恢复图像的三个函数(Used to extract from the image blocks of different sizes, optional sampling overlapping, non-overlapping and random, and by block to restore the image of the three functions)

matlab 插值与拟合的几个程序 牛顿迭代法 数值分析与mtlab源码 还有其他的一些例子(Matlab interpolation and fitting of several procedures Newton iterative numerical analysis and also its source mtlab Some of his examples)

卡尔曼滤波器设计的完整的MATLAB程序(Kalman filter design is complete MATLAB program)

基于偏微分方程(PDE)的热传导方程滤波的matlab实现(based on partial differential equations (PDE) of the heat conduction Filter Implementation of Matlab)

ICA（主分量分析）算法和程序，分析了该信号的时域、频域、倒谱，循环谱等,使用高阶累积量对MPSK信号进行调制识别，给出接收信号眼图及系统仿真误码率，抑制载波型差分相位调制，信号维数的估计，包括随机梯度算法，相对梯度算法。( ICA (Principal Component Analysis) algorithm and procedures, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. Using high-order cumulants of MPSK signal modulation recognition, The received signal is given eye and BER simulation systems, Suppressed carrier type differential phase modulation, Signal dimension estimates, Including stochastic gradient algorithm, the relative gradient algorithm.)

本程序主要进行两个时间序列的互相关计算。可用于信号降噪分析。(This program mainly carries out the cross correlation calculation of two time series. It can be used for signal noise reduction analysis.)

仿真了锁相环工作到一定时间后达到锁定状态的过程，程序采用的是一阶RC低通滤波器即二阶一型环(Simulation of the PLL to work until after a certain period of time to achieve lock-state process, the procedure is used first-order RC low-pass filter that is second-order one-ring)